package Lab02.test11;
public class Square extends Rectangle {
    double c;

    Square(double a, double b) {
        super(a, b);
    }

    public double getDiagonal() {
        c = Math.sqrt(a * a + b * b);
        return c;
    }

    public double getArea() {
        return a * b;
    }

    public double getLength() {
        return (a + b) * 2.0;
    }

    public void printMyWay() {
        System.out.println("该矩形的长a=" + a + "宽b=" + b);
        System.out.println("面积s=" + getArea());
        System.out.println("周长l=" + getLength());
        System.out.println("对角线d=" + getDiagonal());
    }
}

